Setting the version of openssl dependencies to be less strict

Author: BaoshunFang

Cargo.toml

@@ -13,8 +13,8 @@ dangerous_hw_tests = ["hw_tests"]
 
 [dependencies]
 libc = "0.2"
-openssl = { version = "0.10.63", features = ["vendored"] }
-openssl-sys = "0.9.99"
+openssl = { version = "0.10", features = ["vendored"] }
+openssl-sys = "0.9"
 iocuddle = "0.1.1"
 static_assertions = "1.1.0"
 serde = { version = "1.0", features = ["derive"] }